DEvens's latest activity
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DEvens reacted to Astronuc's post in the thread Nuclear reactor design with refuel period of more than 20 years with
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It's not so simple and straightforward. One has to maintain criticality and an appropriate power distribution, which may be... -
DEvens reacted to Alex A's post in the thread MCNP5 LINAC Isocenter Dose Calculation Produces No Tally Results with
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Hi @Anisur Rahman, I hope you are also well. This is MCNPX not MCNP5, which explains a few things and narrows down the problem a bit... -
DEvens replied to the thread Undergrad Heat radiation in vacuum.For questions 1 and 2, yes they will radiate. For 3, the definition of "significant" is required. I used an online calculator for... -
DEvens reacted to bob012345's post in the thread Undergrad Do photons have mass? Why not? with
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That’s like saying I’m a billionaire but I just happen to have zero billion dollars at the moment. -
DEvens replied to the thread High School Water chiller using vacuum.You can buy a chiller for a cold plunge for under $500. Several models on Amazon. Delivered in a couple days and easy to set up. No... -
DEvens reacted to Herman Trivilino's post in the thread Graduate The Planck scale, black hole interiors, observable universe and GR with
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Einstein himself held the position that a shortcoming of relativity is that it ignored quantum physics. -
DEvens reacted to Dale's post in the thread Graduate The Planck scale, black hole interiors, observable universe and GR with
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Please don’t use AI. It makes your writing so unnecessarily long. It is obnoxious to read. That said, do you have a question? -
DEvens reacted to Herman Trivilino's post in the thread Things you wish you knew when you started to study physics? with
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In my experience everything @DEvens told us in Post #19 is oft-neglected essential advice. Employers are looking for people who know how... -
DEvens replied to the thread Two masses collide elastically....When you are doing collisions, the easy way is almost always to go to the centre of momentum (COM) frame. This frame has total momentum... -
DEvens replied to the thread How would i open these doors on a gate I plan to build.You are going to need some very strong door posts. And the arch across the top is going to need to be very solid as well. They have to... -
DEvens replied to the thread Energy destruction or net power?.OK, I don't really understand some of your post. What do you mean by "a much better matching in the heat exchanger between the 2... -
DEvens replied to the thread Studying What math and physics do I need to learn before studying quantum mechanics?.It has been covered fairly well already. But a few things missing. You want calculus up to partial differential equations. A class in... -
DEvens replied to the thread Things you wish you knew when you started to study physics?.First: Do not neglect your communication skills, your interpersonal skills. It is exceedingly unlikely you will be the only person...